Mercedes-Benz GL-Class 2012 Owners Manual - Manual (Page 219)

surface is free of ice. The road may still be icy,
especially in wooded areas or on bridges.
Changes in the outside temperature are
displayed after a short delay.
Speedometer with segments
The segments in the speedometer indicate
which speed range is available.
DISTRONIC (
Y page 182) activated:
One or two segments in the set speed range
light up.
DISTRONIC detects a vehicle in front:
The segments between the speed of the
vehicle in front and the stored speed light up.
Operating the on-board computer
The on-board computer is activated as soon
as you turn the SmartKey to position
1 in the
ignition lock.
You can control the multifunction display and
the settings in the on-board computer using
the buttons on the multifunction steering
wheel.
: Multifunction display
; ~
Rejects or ends a call
Exits phone book/redial memory
6
Makes or accepts a call
Switches to the redial memory
WX
Selects submenus in the
Settings
menu
Changes values
Adjusts the volume
?
Switches on the Voice Control
System; see the separate operating
instructions
= VU
Selects a menu: scrolls back and
forth
A
Switches off the Voice Control
System; see the separate operating
instructions
&*
Press briefly:
Scrolls back and forth within a menu
In the
Audio menu: selects a stored
station, an audio track or a video
scene
In the
Telephone menu: switches to
the phone book and selects a name
or a telephone number
&*
Press and hold:
In the
Audio menu: selects the
previous/next station or selects an
audio track using rapid scrolling
In the
Telephone menu: starts rapid
scrolling through the phone book
Displays and operation
217
On-board computer and displays
Z